Deelsommen door elkaar. Welk getal ontbreekt?

Deeltafels
1.
20
:
5
=
=
2.
30
:
6
=
=
3.
16
:
8
=
=
4.
63
:
7
=
=
5.
8
:
1
=
=
6.
63
:
7
=
=
7.
36
:
6
=
=
8.
35
:
7
=
=
9.
63
:
9
=
=
10.
5
:
5
=
=
11.
81
:
9
=
=
12.
3
:
1
=
=
13.
7
:
7
=
=
14.
1
:
1
=
=
15.
40
:
4
=
=
16.
40
:
4
=
=
17.
1
:
1
=
=
18.
49
:
7
=
=
19.
56
:
7
=
=
20.
10
:
2
=
=
21.
5
:
1
=
=
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Deelsommen door elkaar. Welk getal ontbreekt?
| ANTWOORDEN

Deeltafels
1.
20
:
5
=
=
4
2.
30
:
6
=
=
5
3.
16
:
8
=
=
2
4.
63
:
7
=
=
9
5.
8
:
1
=
=
8
6.
63
:
7
=
=
9
7.
36
:
6
=
=
6
8.
35
:
7
=
=
5
9.
63
:
9
=
=
7
10.
5
:
5
=
=
1
11.
81
:
9
=
=
9
12.
3
:
1
=
=
3
13.
7
:
7
=
=
1
14.
1
:
1
=
=
1
15.
40
:
4
=
=
10
16.
40
:
4
=
=
10
17.
1
:
1
=
=
1
18.
49
:
7
=
=
7
19.
56
:
7
=
=
8
20.
10
:
2
=
=
5
21.
5
:
1
=
=
5
© JuniorEinstein.nl
Online oefenen  |   Educatieve boeken  |   Werkbladen  |   Educatieve materialen